$(function(){
$("#form_id").validate();
});
// 或者
$(document).ready(function(){
$("#form_id").validate();
});
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Validation for form demo</title>
<script type="text/javascript" src="jquery-2.2.4.min.js"></script>
<script type="text/javascript" src="jquery.validate.min.js"></script>
<style>
em {
font-weight: bold;
vertical-align: top;
color: red;
float: right;
}
label {
width:10em;
padding: 7px;
}
.container {
width: 370px;
height: auto;
background-color: silver;
}
</style>
</head>
<body>
<div align="center" class="container">
<form id="vform" method="post" action="#">
<fieldset>
<legend>使用JQuery插件validation来实现表单验证</legend>
<p>
<label for="username">姓名:</label>
<input id="username" name="username" class="required" minlength="2"> <em>*</em>
</p>
<p>
<label for="email">邮件:</label>
<input id="email" name="email" class="required email" > <em>*</em>
</p>
<p>
<label for="url">网址:</label>
<input id="url" name="url" class="url" ></p>
<p>
<label for="comment">评论:</label>
<textarea id="comment" name="comment" class="required"></textarea>
<em>*</em>
</p>
<p><input type="submit" name="submit"></p>
</fieldset>
</form>
</div>
<script>
// $(function(){
// $("#vform").validation();
// });
$(document).ready(function(){
$("#vform").validate();
});
</script>
</body>
</html>
$(function(){
$("#form_id").validate();//去掉这行代码,修改成下面的
$("#form_id").validate({meta:"validate"});
});
<div align="center" class="container">
<form id="vform" method="post" action="#">
<fieldset>
<legend>使用JQuery插件validation来实现表单验证</legend>
<p>
<label for="username">姓名:</label>
<input id="username" name="username" class="{validate: { required : true, minlength : 2 }}" > <em>*</em>
</p>
<p>
<label for="email">邮件:</label>
<input id="email" name="email" class="{validate: { required :true,email :true}}" > <em>*</em>
</p>
<p>
<label for="url">网址:</label>
<input id="url" name="url" class="{validate: {url :true}}" ></p>
<p>
<label for="comment">评论:</label>
<textarea id="comment" name="comment" class="{validate: {required :true}}"></textarea>
<em>*</em>
</p>
<p><input type="submit" name="submit"></p>
</fieldset>
</form>
</div>
<div align="center" class="container">
<form id="vform" method="post" action="#">
<fieldset>
<legend>使用JQuery插件validation来实现表单验证</legend>
<p>
<label for="username">姓名:</label>
<input id="username" name="username" > <em>*</em>
</p>
<p>
<label for="email">邮件:</label>
<input id="email" name="email" > <em>*</em>
</p>
<p>
<label for="url">网址:</label>
<input id="url" name="url" ></p>
<p>
<label for="comment">评论:</label>
<textarea id="comment" name="comment" ></textarea>
<em>*</em>
</p>
<p><input type="submit" name="submit"></p>
</fieldset>
</form>
</div>
<script>
// $(function(){
// $("#vform").validation();
// });
$(function(){
$("#vform").validate({
rules:{
username: {
required: true,
minlength: 6
},
email: {
required: true,
email: true
},
url: "url",
comment: "required"
}
});
});
</script>
<script>
// $(function(){
// $("#vform").validation();
// });
$(function(){
$("#vform").validate({
rules:{
username: {
required: true,
minlength: 6,
messages: {
required: '请输入姓名',
minlength: '请至少输入6个字符'
}
},
email: {
required: true,
email: true,
messages: {
required: '请输入邮箱',
email: '请检查您的邮箱格式!'
}
},
url: {
url: true,
messages: {
url: '请检查网址的格式!'
}
},
comment: {
required: true,
messages: {
required: '请输入评论!',
}
}
}
});
});
</script>
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